Error in Page_load: System.Web.HttpException (0x80004005): The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>). at System.Web.UI.ControlCollection.Add(Control child) at AucklandLibraries.BookData.NewTitlesWebParts.NewTitles.NewTitles.GetAndDisplayContent() at AucklandLibraries.BookData.NewTitlesWebParts.NewTitles.NewTitles.Page_Load(Object sender, EventArgs e)